A parking braking system for a vehicle uses an electronic braking system as a primary source for generating a parking brake force via pneumatic brake actuators. A memory space is connected to the second integrated circuit for saving data arising from the execution of the algorithm; the memory space being also connected to the first integrated circuit for reading of the data arising from the execution of the algorithm. The reservoir portion is adapted to hold a brewed liquid, and the outlet port is positioned in substantially the bottom of the reservoir portion.